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使用vue的富文本编辑器操作

一. vue-quill-edit

1. 安装vue的富文本

cd 当前的vue项目路径
npm install quill --save
npm install vue-quill-editor --save

2. 在页面中引入vue的富文本

//引入Vue的ueditor的资源
import {quillEditor} from "vue-quill-editor"; //调用编辑器
import 'quill/dist/quill.core.css';
import 'quill/dist/quill.snow.css';
import 'quill/dist/quill.bubble.css';
import quillConfig from '../../common/js/quill-config';

3. 添加组件

export default {
    components: {
        quillEditor
    },
    //......

4. 使用组件

<el-form-item label="简介" prop="intro">
  <!-- v-if="editForm.petDetail" 修改v-model绑定对象报错问题,v-if对需要显示的数据判断下 -->
  <quill-editor v-model="editForm.petDetail.intro" v-if="editForm.petDetail"
                :options="quillOption"></quill-editor>
</el-form-item>
<el-form-item label="领养须知" prop="orderNotice">
  <quill-editor v-model="editForm.petDetail.adoptNotice" v-if="editForm.petDetail"
                :options="quillOption"></quill-editor>
</el-form-item>

5. 整个表单

<!--编辑界面-->
<el-dialog :title="title" :visible.sync="editFormVisible" :close-on-click-modal="false" width="60%" @close="cancel">
  <el-form :model="editForm" label-width="80px" :rules="editFormRules" ref="editForm">
    <el-form-item label="宠物名称" prop="name">
      <el-input prefix-icon="el-icon-tickets" v-model="editForm.name" auto-complete="off"></el-input>
    </el-form-item>
    <el-form-item label="成本价" prop="costprice">
      <el-input-number :min="0" oninput="if(value<0)value=0" v-model.trim="editForm.costprice"
                       auto-complete="off"></el-input-number>
    </el-form-item>
    <el-form-item label="销售价" prop="saleprice">
      <el-input-number :min="0" oninput="if(value<0)value=0" v-model.trim="editForm.saleprice"
                       auto-complete="off"></el-input-number>
    </el-form-item>
    <el-form-item label="宠物类型" prop="type">
      <div class="block">
        <el-cascader
            v-model="editForm.typeId"
            :options="petTypeTree"
            :props="{ checkStrictly: true,value:'id',label:'name' }"
            clearable>
        </el-cascader>
      </div>
    </el-form-item>
    <el-form-item label="宠物图片" prop="index">
      <el-upload class="upload-demo"
                 action="http://localhost:8080/fastDfs/"
                 :on-preview="handlePreview"
                 :on-remove="handleRemove"
                 :on-success="handleSuccess"
                 :file-list="fileList"
                 list-type="picture">
        <el-button size="small" type="primary">点击上传</el-button>
        <div slot="tip" class="el-upload__tip">只能上传jpg/png文件,且不超过500kb</div>
      </el-upload>
    </el-form-item>
    <el-form-item label="状态">
      <el-radio-group v-model="editForm.state">
        <el-radio class="radio" :label="1">开启</el-radio>
        <el-radio class="radio" :label="0">关闭</el-radio>
      </el-radio-group>
    </el-form-item>
    <el-form-item label="上架时间" prop="onsaletime">
      <div class="block">
        <el-date-picker
            value-format="yyyy-MM-dd HH:mm:ss"
            v-model="editForm.onsaletime"
            type="datetime"
            placeholder="选择日期时间"
            align="right"
            :picker-options="pickerOptions">
        </el-date-picker>
      </div>
    </el-form-item>
    <el-form-item label="下架时间" prop="offsaletime">
      <div class="block">
        <el-date-picker
            value-format="yyyy-MM-dd HH:mm:ss"
            v-model="editForm.offsaletime"
            type="datetime"
            placeholder="选择日期时间"
            align="right"
            :picker-options="pickerOptions">
        </el-date-picker>
      </div>
    </el-form-item>
    <el-form-item label="所属店铺" prop="shop">
      <el-select v-model="editForm.shopId" placeholder="请选择店铺" clearable>
        <el-option
            v-for="item in shops"
            :key="item.id"
            :label="item.name"
            :value="item.id">
        </el-option>
      </el-select>
    </el-form-item>
    <el-form-item label="领养人">
      <el-select v-model="editForm.userId" placeholder="请选择领养人" clearable>
        <el-option
            v-for="item in users"
            :key="item.id"
            :label="item.username"
            :value="item.id">
          <span style="float: left">{{ item.username }}</span>
          <span style="float: right; color: #8492a6; font-size: 13px">{{ item.phone }}</span>
        </el-option>
      </el-select>
    </el-form-item>
    <el-form-item label="简介" prop="intro">
      <!-- v-if="saveForm.petDetail" 修改v-model绑定对象报错问题,v-if对需要显示的数据判断下 -->
      <quill-editor v-model="editForm.petDetail.intro" v-if="editForm.petDetail"
                    :options="quillOption"></quill-editor>
    </el-form-item>
    <el-form-item label="领养须知" prop="orderNotice">
      <quill-editor v-model="editForm.petDetail.adoptNotice" v-if="editForm.petDetail"
                    :options="quillOption"></quill-editor>
    </el-form-item>
  </el-form>
  <div slot="footer" class="dialog-footer">
    <el-button @click.native="cancel">取消</el-button>
    <el-button type="primary" @click.native="editSubmit" :loading="editLoading">提交</el-button>
  </div>
</el-dialog>

二. 富文本整合Fastdfs

图片上传到服务器保存

编辑富文本内容的时候,原生的富文本,会直接将图片以base64编码的方式存储在页面上。当点击保存时,会直接将base64的数据直接存储到数据库,数据库的字段直接存储不了,内容太大!所以需要将富文本编辑框集成FastDfs,将图片上传到FastDfs。只存储图片的FastDfs访问路径即可。

1. quill-config.js

/*富文本编辑图片上传配置*/
const uploadConfig = {
    fastDfsUrl:'http://123.207.27.208',      // 图片访问地址
    action:  'http://localhost:8080/fastDfs', // 必填参数 图片上传地址
    methods: 'POST',  // 必填参数 图片上传方式
    token: '',  // 可选参数 如果需要token验证,假设你的token有存放在sessionStorage
    name: 'file',  // 必填参数 文件的参数名
    size: 500,  // 可选参数   图片大小,单位为Kb, 1M = 1024Kb
    accept: 'image/png, image/gif, image/jpeg, image/bmp, image/x-icon'  // 可选 可上传的图片格式
};

// toolbar工具栏的工具选项(默认展示全部)
const toolOptions = [
    ['bold', 'italic', 'underline', 'strike'],
    ['blockquote', 'code-block'],
    [{'header': 1}, {'header': 2}],
    [{'list': 'ordered'}, {'list': 'bullet'}],
    [{'script': 'sub'}, {'script': 'super'}],
    [{'indent': '-1'}, {'indent': '+1'}],
    [{'direction': 'rtl'}],
    [{'size': ['small', false, 'large', 'huge']}],
    [{'header': [1, 2, 3, 4, 5, 6, false]}],
    [{'color': []}, {'background': []}],
    [{'font': []}],
    [{'align': []}],
    ['clean'],
    ['link', 'image', 'video']
];
const handlers = {
    image: function image() {
        var self = this;
        var fileInput = this.container.querySelector('input.ql-image[type=file]');
        if (fileInput === null) {
            fileInput = document.createElement('input');
            fileInput.setAttribute('type', 'file');
            // 设置图片参数名
            if (uploadConfig.name) {
                fileInput.setAttribute('name', uploadConfig.name);
            }
            // 可设置上传图片的格式
            fileInput.setAttribute('accept', uploadConfig.accept);
            fileInput.classList.add('ql-image');
            // 监听选择文件
            fileInput.addEventListener('change', function () {
                // 创建formData
                var formData = new FormData();
                formData.append(uploadConfig.name, fileInput.files[0]);
                formData.append('object','product');
                // 如果需要token且存在token
                if (uploadConfig.token) {
                    formData.append('token', uploadConfig.token)
                }
                // 图片上传
                var xhr = new XMLHttpRequest();
                xhr.open(uploadConfig.methods, uploadConfig.action, true);
                // 上传数据成功,会触发
                xhr.onload = function (e) {
                    if (xhr.status === 200) {
                        var res = JSON.parse(xhr.responseText);
                        let length = self.quill.getSelection(true).index;
                        //这里很重要,你图片上传成功后,img的src需要在这里添加,res.path就是你服务器返回的图片链接。
                        self.quill.insertEmbed(length, 'image', uploadConfig.fastDfsUrl+res.data);
                        self.quill.setSelection(length + 1)
                    }
                    fileInput.value = ''
                };
                // 开始上传数据
                xhr.upload.onloadstart = function (e) {
                    fileInput.value = ''
                };
                // 当发生网络异常的时候会触发,如果上传数据的过程还未结束
                xhr.upload.onerror = function (e) {
                };
                // 上传数据完成(成功或者失败)时会触发
                xhr.upload.onloadend = function (e) {
                    // console.log('上传结束')
                };
                xhr.send(formData)
            });
            this.container.appendChild(fileInput);
        }
        fileInput.click();
    }
};

export default {
    placeholder: '',
    theme: 'snow',  // 主题
    modules: {
        toolbar: {
            container: toolOptions,  // 工具栏选项
            handlers: handlers  // 事件重写
        }
    }
};

PS:

//这个js文件中以下3个地方需要修改
fastDfsUrl:'http://123.207.27.208',          // 图片访问地址
action:  'http://localhost:8080/fastDfs',     // 必填参数 图片上传地址
self.quill.insertEmbed(length, 'image', uploadConfig.fastDfsUrl+res.data); //data 服务器端图片的路径

2. 导入并使用

import quillConfig from '../../common/js/quill-config';
quillOption: quillConfig,// data数据模型中配置

image-20220925232720768

三. 多图片上传

1. 数据库存储方式

例如t_pet中有个resources字段,专门用来保存宠物细节图片的,例如:

/group1/M00/00/0C/CgAIC2KrUU-ARA8EAAH2I5Y672k716.jpg,/group1/M00/00/0C/CgAIC2KrUYaAaR-6AADnxcxs4eA746.jpg,/group1/M00/00/0C/CgAIC2KrUYqAbjaZAAMbwtByyoU105.jpg,/group1/M00/00/0C/CgAIC2KrUY-AQcYWAAF5fdD2FCI302.jpg

PS:采用逗号分隔多张图片路径

2. 前端实现

<el-form-item label="宠物图片" prop="index">
  <el-upload class="upload-demo"
             action="http://localhost:8080/fastDfs/"
             :on-preview="handlePreview"
             :on-remove="handleRemove"
             :on-success="handleSuccess"
             :file-list="fileList"
             list-type="picture">
    <el-button size="small" type="primary">点击上传</el-button>
    <div slot="tip" class="el-upload__tip">只能上传jpg/png文件,且不超过500kb</div>
  </el-upload>
</el-form-item>

3. 数据模型

//编辑界面数据
editForm: {
  id: null,
  typeId: null,
  name: '',
  state: 0,
  resources: '',
  saleprice: '',
  costprice: '',
  onsaletime: '',
  offsaletime: '',
  shopId: '',
  userId: '',
  petDetail: {  //与后端实体类一致
    id: null,
    intro: '',
    adoptNotice: ''
  }
},

4. 逻辑代码实现

//文件上传的业务逻辑
handleSuccess(response, file, fileList) {
  // 上传多张图片需要对resources进行处理,多张图片保存到数据库的resources字段用,隔开
  if (this.editForm.resources) {
    // 对已经存在的图片进行拼接
    this.editForm.resources = this.editForm.resources + "," + response.data
  } else {
    this.editForm.resources = response.data
  }
  console.log(this.editForm.resources)
  // 对fileList进行处理,用以显示图片
  // 先清空 - 这个fileList做了绑定,以前是有值【先清空,再添加最新的数据】
  this.fileList = []
  if (this.editForm.resources) {
    // /group1/M00/00/0C/CgAIC2KrUU-ARA8EAAH2I5Y672k716.jpg,/group1/M00/00/0C/CgAIC2KrUYaAaR-6AADnxcxs4eA746.jpg 对其进行分割
    let arr = this.editForm.resources.split(',')
    // 循环遍历
    for (let i = 0; i < arr.length; i++) {
      // 从fastDfs文件系统获取资源
      this.fileList.push({'url': 'http://123.207.27.208' + arr[i]})
    }
  }


},

//文件删除的业务逻辑
handleRemove(file, fileList) {
  // url:"http://123.207.27.208/group1/M00/01/D0/CgAIC2MwX7eAWEwlAACO89rfJDY938.jpg"
  console.log(file);
  const filePath = file.url.substring(file.url.indexOf('/group'))// /group1/M00/01/D0/CgAIC2MwX7eAWEwlAACO89rfJDY938.jpg
  this.$http.delete("/fastDfs?path=" + filePath)
      .then(res => {
        if (res.data.success) {
          this.$message.success("删除成功")
        } else {
          this.$message.error("删除失败")
        }
      });
  // 删除之后对resources做处理
  if (this.editForm.resources) {
    let arr = this.editForm.resources.split(',');
    for (let i = 0; i < arr.length; i++) {
      if (arr[i] == filePath) {//找到了删除的图片
        arr.splice(i, 1);//删除数组中指定的图片
        // 跳出循环
        break;
      }
    }
    // 对resources重新拼接
    this.editForm.resources = arr.join(',')
  }
  console.log("删除后的resources:" + this.editForm.resources);

  // 对fileList进行处理,用以显示图片
  // 先清空 - 这个fileList做了绑定,以前是有值【先清空,再添加最新的数据】
  this.fileList = []
  if (this.editForm.resources) {
    // /group1/M00/00/0C/CgAIC2KrUU-ARA8EAAH2I5Y672k716.jpg,/group1/M00/00/0C/CgAIC2KrUYaAaR-6AADnxcxs4eA746.jpg 对其进行分割
    let arr = this.editForm.resources.split(',')
    // 循环遍历
    for (let i = 0; i < arr.length; i++) {
      // 从fastDfs文件系统获取资源
      this.fileList.push({'url': 'http://123.207.27.208' + arr[i]})
    }
  }
},

5. 数据回显

//显示编辑界面
handleEdit: function (index, row) {
  this.title = '编辑'
  this.editForm = Object.assign({}, row);
  // 对fileList进行处理,用以显示图片
  // 先清空 - 这个fileList做了绑定,以前是有值【先清空,再添加最新的数据】
  this.fileList = []
  if (this.editForm.resources) {
    // /group1/M00/00/0C/CgAIC2KrUU-ARA8EAAH2I5Y672k716.jpg,/group1/M00/00/0C/CgAIC2KrUYaAaR-6AADnxcxs4eA746.jpg 对其进行分割
    let arr = this.editForm.resources.split(',')
    // 循环遍历
    for (let i = 0; i < arr.length; i++) {
      // 从fastDfs文件系统获取资源
      this.fileList.push({'url': 'http://123.207.27.208' + arr[i]})
    }
  }
  this.editFormVisible = true;
}
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